WJSN announce their summer return with a teaser poster, promotion schedule, and album details!

On May 18, Cosmic Girls released a teaser poster for their summer special album, "For The Summer"! The album is set to release on June 4, 2019, at 6 pm KST. Physical copies of this album are to include a disc, photocard, polaroid, poster, postcard, and sticker. There will be three versions - green, pink, and blue.

Members MeiQi and XuanYi will not participate due to promotions with Chinese Produce 101 girl group Rocket Girls. ChengXiao will also not participate due to prior engagements.

The first teaser will release on May 22.